4 Linux Tips to Show File Size in Linux

In this blog, you will get four different tips to get a file size in linux / unix using commands. They are

1. using ls command (ls -s)
2. using du command (du -s)
3. using stat command
4. using wc command (wc -m)

1. using ls command

• This command is used to show the file size in KB using the option -s.

Syntax

                        ls -s <filename>

Contents of Input file msg.txt

Example:        ls -s msg.txt

2. using du command

• Like ls command, this command is also used to show the file size in KB using the option -s.

Syntax

                        du -s <filename>

Example:        du -s msg.txt

3. using stat command

• This command is optional for ls command
• This is also used to display the file size 
• Unlike ls and du command, this command will display the size in bytes.

Syntax

                        stat <filename>

Example:        stat msg.txt

4. using wc command (wc -m)

• This command is also used to display the size of file (in bytes) using the special option -m.

Syntax

                        wc -m <filename>

Example:        wc -m msg.txt

Video Demo